Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 5, 2026, 7:34 PM EDT

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Showing 1–10 of 10 matching trials from the live ClinicalTrials.gov search.
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Conditions
Long-chain Fatty Acid Oxidation Disorders (LC-FAOD)
Interventions
No Intervention
Other
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
Not listed
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2035
U.S. locations
13
States / cities
Phoenix, Arizona • San Francisco, California • Aurora, Colorado + 10 more
Conditions
Glucose Transporter Type 1 Deficiency Syndrome
Interventions
UX007
Drug
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
1 Year and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
5
States / cities
Aurora, Colorado • Miami, Florida • New York, New York + 2 more
Conditions
Glucose Transporter Type 1 Deficiency Syndrome (Glut1 DS)
Interventions
UX007, Placebo
Drug
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
1 Year to 100 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
8
States / cities
Aurora, Colorado • Miami, Florida • Orlando, Florida + 4 more
Conditions
Carnitine Palmitoyltransferase (CPT I or CPT II) Deficiency, Very Long Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Long-chain 3-hydroxy-acyl-CoA Dehydrogenase (LCHAD) Deficiency, Trifunctional Protein (TFP) Deficiency, Carnitine-acylcarnitine Translocase (CACT) Deficiency
Interventions
UX007
Drug
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
6 Months and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
9
States / cities
San Francisco, California • Washington D.C., District of Columbia • Tampa, Florida + 6 more
Conditions
Rett Syndrome
Interventions
triheptanoin
Drug
Lead sponsor
Center for Rare Neurological Diseases, Norcross, GA
Other
Eligibility
2 Years and older · Female only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Norcross, Georgia
Conditions
Long-chain Fatty Acid Oxidation Disorders (LC-FAOD), Carnitine Palmitoyltransferase (CPT II) Deficiency, Very Long Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Longchain 3-hydroxy-acyl-CoA Dehydrogenase (LCHAD) Deficiency, Trifunctional Protein (TFP) Deficiency
Interventions
UX007
Drug
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
6 Months and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
7
States / cities
Washington D.C., District of Columbia • Tampa, Florida • Chicago, Illinois + 4 more
Conditions
Glucose Transporter 1 Deficiency Syndrome
Interventions
Triheptanoin
Drug
Lead sponsor
Jerry Vockley, MD, PhD
Other
Eligibility
3 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Glycogen Storage Disease Type I
Interventions
Triheptanoin
Drug
Lead sponsor
Areeg El-Gharbawy
Other
Eligibility
1 Month to 65 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Glucose Transporter Type 1 Deficiency Syndrome (Glut1 DS)
Interventions
UX007, Placebo
Drug
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
6 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
4
States / cities
Aurora, Colorado • Miami, Florida • Norcross, Georgia + 1 more